Canada has the chance to turn the tide on a perilous kind of pollution threatening marine life along all its coasts, conservation groups say.

Underwater noise from human activity continues to surge in Canada’s oceans, creating an acoustic smog with harmful and even lethal impacts for a wide range of species, from microscopic plankton to great whales.

Chronic underwater noise from shipping, deafening blasts from pile driving for shoreline construction and marine seismic surveys in oil and gas exploration can displace whales and other sea life from critical habitats, disrupt their ability to feed, communicate or navigate and cause stress, permanent injury and even death, said Hussein Alidina, WWF-Canada’s lead specialist for marine conservation... 

https://www.nationalobserver.com/2024/02/05/news/slow-ships-one-fast-fix-canada-ocean-noise-problem